Atec HP-Agilent-8904A - Manual (Page 11)

11
GPIB implementation
includes powerful querry
modes to determine instru-
ment settings. Digital port provides zero-
crossing pulse and polarity
squarewave outputs for all
four internal channels. With Option 001, a TTL-level
line on the digital port can
be sued to start Tone, DTMF,
Digital, or Hop Ram
sequences. Option 003 adds the capa-
bility to fast hop frequency,
phase, and amplitude by ad-
dressing the four-bit address
bus on the digital port.
Rear panel features